familial adenomatous polyposis

Definition / meaning of familial adenomatous polyposis

An inherited condition in which numerous polyps (growths that protrude from mucous membranes) form on the inside walls of the colon and rectum. It increases the risk of colorectal cancer. Also called familial polyposis and FAP.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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